世界上的人口已經足夠，生一個孩子就會多增加碳排放量，造成地球環境的負擔

世界上的人口已經足夠，生一個孩子就會多增加碳排放量，造成地球環境的負擔。研究顯示，每多生一個小孩子，一生所產生的碳排放會高出5-7倍。

結果 (英文) 1:

The world's population is sufficient, more than one child will increase carbon emissions, the burden of the global environment. Research shows that each additional birth to a child, life resulting carbon emissions will be 5-7 times higher.

結果 (英文) 2:

The world's population is enough, having a child will increase carbon emissions, creating a burden on the Earth's environment. Studies have shown that for every extra child, carbon emissions are five to seven times higher in their lifetime.

結果 (英文) 3:

There are enough people in the world. Having a child will increase the carbon emissions and cause a burden on the earth's environment. Research shows that for every extra child born, the lifetime carbon emissions will be 5-7 times higher.